Answer:Obtain a systematic sample by selecting every 20th vehicle that passes (in any lane and going in any direction).
Step-by-step explanation:
3 because 7*3=21,...........
Answer:
59
Step-by-step explanation:
ur welcome
Hey there! :D
x+56/7=11
A number plus fifty-six sevenths is equal to eleven.
I hope this helps!
~kaikers